| Code | Label | Definition |
|---|---|---|
| AD1 | AD | Andorra |
| AT1000 | AT | Danube |
| AT2000 | AT | Rhine |
| AT5000 | AT | Elbe |
| BEEscaut_RW | BE | Scheldt |
| BEEscaut_Schelde_BR | BE | Scheldt |
| BEMaas_VL | BE | Meuse |
| BEMeuse_RW | BE | Meuse |
| BERhin_RW | BE | Rhine |
| BESchelde_VL | BE | Scheldt in Flanders |
| BESeine_RW | BE | Seine |
| BG1000 | BG | Danube River Basin District |
| BG2000 | BG | Black Sea River Basin District |
| BG3000 | BG | East Aegean River Basin District |
| BG4000 | BG | West Aegean River Basin District |
| CH10 | CH | Rhine |
| CH50 | CH | Rhone |
| CH60 | CH | Po |
| CH80 | CH | Danube |
| CH90 | CH | Adige |
| CY001 | CY | Cyprus |
| CZ_1000 | CZ | Danube |
| CZ_5000 | CZ | Elbe |
| CZ_6000 | CZ | Oder |
| DE1000 | DE | Danube River Basin District |
| DE2000 | DE | Rhine River Basin District |
| DE3000 | DE | Ems River Basin District |
| DE4000 | DE | Weser River Basin District |
| DE5000 | DE | German Elbe |
| DE6000 | DE | Oder |
| DE7000 | DE | Maas River Basin District (German Part) |
| DE9500 | DE | Eider |
| DE9610 | DE | Schlei/Trave |
| DE9650 | DE | Warnow/Peene |
| DK1 | DK | Jutland and Funen |
| DK2 | DK | Zealand |
| DK3 | DK | Bornholm |
| DK4 | DK | Vidaa-Krusaa |
| EE1 | EE | West-Estonian River Basin District |
| EE2 | EE | East-Estonian River Basin District |
| EE3 | EE | Koiva River Basin District |
| ES010 | ES | Minho |
| ES014 | ES | Galician Coast |
| ES015 | ES | Basque County Internal Basins |
| ES016 | ES | Cantabrian |
| ES020 | ES | Duero |
| ES030 | ES | Tagus |
| ES040 | ES | Guadiana River Basin District |
| ES050 | ES | Guadalquivir |
| ES060 | ES | Andalusia Mediterranean Basins |
| ES063 | ES | Guadalete and Barbate |
| ES064 | ES | Tinto, Odiel and Piedras |
| ES070 | ES | Segura |
| ES080 | ES | Jucar |
| ES091 | ES | Ebro |
| ES100 | ES | Catalan River Basin District |
| ES110 | ES | Balearic Islands |
| ES120 | ES | Gran Canaria |
| ES122 | ES | Fuerteventura |
| ES123 | ES | Lanzarote |
| ES124 | ES | Tenerife |
| ES125 | ES | La Palma |
| ES126 | ES | La Gomera |
| ES127 | ES | El Hierro |
| ES150 | ES | Ceuta |
| ES160 | ES | Melilla |
| FIVHA1 | FI | Vuoksi River Basin District |
| FIVHA2 | FI | Kymijoki-Gulf of Finland River Basin District |
| FIVHA3 | FI | Kokemäenjoki-Archipelago Sea-Bothnian Sea River Basin District |
| FIVHA4 | FI | Oulujoki-Iijoki River Basin District |
| FIVHA5 | FI | Kemijoki River Basin District |
| FIVHA6 | FI | Tornionjoki IRBD |
| FIVHA7 | FI | Teno, Näätämöjoki and Paatsjoki IRBD |
| FIWDA | FI | Åland River Basin District |
| FRA | FR | L'Escaut, la Somme et les cours d'eau côtiers de la Manche et de la mer du Nord |
| FRB1 | FR | Meuse |
| FRB2 | FR | La Sambre |
| FRC | FR | Rhine |
| FRD | FR | Le Rhône et les cours d'eau côtiers méditerranéens |
| FRE | FR | Les cours d'eau de la Corse |
| FRF | FR | L'Adour, la Garonne, la Dordogne, la Charente et les cours d'eau côtiers charentais et aquitains |
| FRG | FR | La Loire, les cours d'eau côtiers vendéens et bretons |
| FRH | FR | La Seine et les cours d'eau côtiers normands |
| FRI | FR | Les cours d'eau de la Guadeloupe |
| FRJ | FR | Les cours d'eau de la Martinique |
| FRK | FR | Les fleuves et cours d'eau côtiers de la Guyane |
| FRL | FR | Les cours d'eau de la Réunion |
| GBNIIENB | IE; !!! RBDcode starts with abbreviation GB | Neagh Bann |
| GBNIIENW | IE; !!! RBDcode starts with abbreviation GB | North Western |
| GR01 | GR | Western Peloponnese |
| GR02 | GR | Northern Peloponnese |
| GR03 | GR | Eastern Peloponnese |
| GR04 | GR | Western Sterea Ellada |
| GR05 | GR | Epirus |
| GR06 | GR | Attica |
| GR07 | GR | Eastern Sterea Ellada |
| GR08 | GR | Thessalia |
| GR09 | GR | Western Macedonia |
| GR10 | GR | Central Macedonia |
| GR11 | GR | Eastern Macedonia |
| GR12 | GR | Thrace |
| GR13 | GR | Crete |
| GR14 | GR | Aegean Islands |
| HU1000 | HU | Hungarian part of the Danube River Basin District |
| IEEA | IE | Eastern |
| IEGBNISH | IE | Shannon |
| IESE | IE | South Eastern |
| IESW | IE | South Western |
| IEWE | IE | Western |
| IS1 | IS; RBD not included in the RBD GIS reference layer v1.4 | Iceland |
| ITA | IT | Eastern Alps |
| ITB | IT | Po Basin |
| ITC | IT | Northern Appenines |
| ITD | IT | Serchio |
| ITE | IT | Middle Appenines |
| ITF | IT | Southern Appenines |
| ITG | IT | Sardinia |
| ITH | IT | Sicily |
| LI1 | LI | Liechtenstein |
| LT1100 | LT | Nemunas River Basin District |
| LT2300 | LT | Venta River Basin District |
| LT3400 | LT | Lielupe River Basin District |
| LT4500 | LT | Dauguva River Basin District |
| LU RB_000 | LU; !!! RBDcode contains space | Mosel |
| LU RB_001 | LU; !!! RBDcode contains space | Chiers |
| LVDUBA | LV | Daugava river basin district |
| LVGUBA | LV | Gauja river basin district |
| LVLUBA | LV | Lielupe river basin district |
| LVVUBA | LV | Venta river basin district |
| MC1 | MC | Monaco |
| MTMALTA | MT | Malta |
| NLEM | NL | Ems |
| NLMS | NL | Meuse |
| NLRN | NL | Rhine |
| NLSC | NL | Scheldt |
| NO1101 | NO | Moere og Romsdal |
| NO1102 | NO | Troendelag |
| NO1103 | NO | Nordland |
| NO1104 | NO | Troms |
| NO1105 | NO | Finnmark |
| NO5101 | NO | Glomma |
| NO5102 | NO | West Bay |
| NO5103 | NO | Agder |
| NO5104 | NO | Rogaland |
| NO5105 | NO | Hordaland |
| NO5106 | NO | Sogn and Fjordane |
| NOFIVHA5 | NO | Kemijoki |
| NOFIVHA6 | NO | Tornionjoki (Finnish part) |
| NOSE1 | NO | Bothnian Bay |
| NOSE1TO | NO | Torne River |
| NOSE2 | NO | Bothnian Sea |
| NOSE5 | NO | Skagerrak and Kattegat |
| PL1000 | PL | Danube River Basin District |
| PL2000 | PL | Vistula River Basin District |
| PL3000 | PL | Swieza River Basin District |
| PL4000 | PL | Jarft River Basin District |
| PL5000 | PL | Elbe River Basin District |
| PL6000 | PL | Oder River Basin District |
| PL6700 | PL | Ucker River Basin District |
| PL7000 | PL | Pregolya River Basin District |
| PL8000 | PL | Nemunas River Basin District |
| PL9000 | PL | Dniester River Basin District |
| PTRH1 | PT | Minho and Lima |
| PTRH10 | PT | Madeira |
| PTRH2 | PT | Cavado, Ave and Leca |
| PTRH3 | PT | Douro |
| PTRH4 | PT | Vouga, Mondego and Lis |
| PTRH5 | PT | Tagus and Western Basins |
| PTRH6 | PT | Sado and Mira |
| PTRH7 | PT | Guadiana |
| PTRH8 | PT | Algarve Basins |
| PTRH9 | PT | Azores |
| RO1000 | RO | Danube River Basin District |
| SE1 | SE | 1. Bothnian Bay (Sweden) |
| SE1TO | SE | 1. Bothnian Bay (International district Torne river - Sweden) |
| SE2 | SE | 2. Bothnian Sea (Sweden) |
| SE3 | SE | 3. North Baltic Sea (Sweden) |
| SE4 | SE | 4. South Baltic Sea (Sweden) |
| SE5 | SE | 5. Skagerrak and Kattegat (Sweden) |
| SENO1102 | SE | 2. Bothnian Sea (International drainage basin Trondelagsfylkene - Sweden) |
| SENO1103 | SE | 1. Bothnian Bay (International drainage basin Nordland - Sweden) |
| SENO1104 | SE | 1. Bothnian Bay (International drainage basin Troms - Sweden) |
| SENO5101 | SE | 5. Skagerrak and Kattegat (International drainage basin Glomma - Sweden) |
| SI_RBD_1 | SI | Danube |
| SI_RBD_2 | SI | North Adriatic |
| SK30000 | SK | Vistula |
| SK40000 | SK | Danube |
| TR01 | TR; RBD not included in the RBD GIS reference layer v1.4 | Meric Basin |
| TR02 | TR; RBD not included in the RBD GIS reference layer v1.4 | Marmara Basin |
| TR03 | TR; RBD not included in the RBD GIS reference layer v1.4 | Susurluk Basin |
| TR04 | TR; RBD not included in the RBD GIS reference layer v1.4 | Kuzey Ege Basin |
| TR05 | TR; RBD not included in the RBD GIS reference layer v1.4 | Gediz Basin |
| TR06 | TR; RBD not included in the RBD GIS reference layer v1.4 | K. Menderes Basin |
| TR07 | TR; RBD not included in the RBD GIS reference layer v1.4 | B. Menderes Basin |
| TR08 | TR; RBD not included in the RBD GIS reference layer v1.4 | Batı Akdeniz Basin |
| TR09 | TR; RBD not included in the RBD GIS reference layer v1.4 | Antalya Basin |
| TR10 | TR; RBD not included in the RBD GIS reference layer v1.4 | Burdur Lakes Basin |
| TR11 | TR; RBD not included in the RBD GIS reference layer v1.4 | Akarcay Basin |
| TR12 | TR; RBD not included in the RBD GIS reference layer v1.4 | Sakarya Basin |
| TR13 | TR; RBD not included in the RBD GIS reference layer v1.4 | Bati Karadeniz Basin |
| TR14 | TR; RBD not included in the RBD GIS reference layer v1.4 | Yesilirmak Basin |
| TR15 | TR; RBD not included in the RBD GIS reference layer v1.4 | Kizilirmak Basin |
| TR16 | TR; RBD not included in the RBD GIS reference layer v1.4 | Konya Closed Basin |
| TR17 | TR; RBD not included in the RBD GIS reference layer v1.4 | Dogu Akdeniz Basin |
| TR18 | TR; RBD not included in the RBD GIS reference layer v1.4 | Seyhan Basin |
| TR19 | TR; RBD not included in the RBD GIS reference layer v1.4 | Asi Basin |
| TR20 | TR; RBD not included in the RBD GIS reference layer v1.4 | Ceyhan Basin |
| TR21 | TR; RBD not included in the RBD GIS reference layer v1.4 | Firat ve Dicle Basin |
| TR22 | TR; RBD not included in the RBD GIS reference layer v1.4 | Dogu Karadeniz Basin |
| TR23 | TR; RBD not included in the RBD GIS reference layer v1.4 | Coruh Basin |
| TR24 | TR; RBD not included in the RBD GIS reference layer v1.4 | Aras Basin |
| TR25 | TR; RBD not included in the RBD GIS reference layer v1.4 | Van Lake Basin |
| UK01 | GB | Scotland |
| UK02 | GB | Solway Tweed |
| UK03 | GB | Northumbria |
| UK04 | GB | Humber |
| UK05 | GB | Anglian |
| UK06 | GB | Thames |
| UK07 | GB | South East |
| UK08 | GB | South West |
| UK09 | GB | Severn |
| UK10 | GB | Western Wales |
| UK11 | GB | Dee |
| UK12 | GB | North West |
| UKGBNIIENB | GB | Neagh Bann |
| UKGBNIIENW | GB | North Western |
| UKGBNINE | GB | North Eastern |
| UKGI17 | GB | Gibraltar |
European Environment Agency
Kgs. Nytorv 6, DK-1050 Copenhagen K, Denmark